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Re: does emacs wrap lines that are exactly 80 characters long??

From: Christian Seberino
Subject: Re: does emacs wrap lines that are exactly 80 characters long??
Date: 29 Oct 2003 17:51:23 -0800

So if I understand you correctly, 80 char long lines WERE a problem
in 80 char long windows PRIOR TO VERSION 21  because of the slash at the end??

But, in current version of Emacs and beyond this is not a problem
anymore and I don't need to have <= 79 char wide l lines??


Barry Margolin <> wrote in message 
> In article <>,
> Christian Seberino <> wrote:
> >I don't know what this means but Python style guide says to set Emacs to 79
> >character long lines....
> >
> >    There are still many devices around that are limited to 80
> >    character lines; plus, limiting windows to 80 characters makes it
> >    possible to have several windows side-by-side.  The default
> >    wrapping on such devices looks ugly.  Therefore, please limit all
> >    lines to a maximum of 79 characters (Emacs wraps lines that are
> >    exactly 80 characters long).  For flowing long blocks of text
> >    (docstrings or comments), limiting the length to 72 characters is
> >    recommended.
> >
> >I don't seem to have a problem with 80 char long lines.  Maybe I'm
> >missing something
> >here??
> What size is your window?  The comment is probably referring to Emacs being
> used on a traditional 24x80 terminal.  With a window system, you can change
> the window size, and the wrapping will be appropriate to that size.
> Also, prior to Emacs 21, Emacs wasted a column for the "\" character that's
> used to indicate that a line has wrapped (Emacs 21 replaced this with a
> marker closer to the window border).  So a line that's exactly the window's
> width would be wrapped -- the first n-1 characters would be on the line,
> then there would be a "\", and then the next line would contain the nth
> character.

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